Rollerblades правильно.
А вопрос на русском:
У вас есть роликовые коньки?
Ответ:
Yes, I have rollerblades. -да, есть
No, I have not rollerblades. -нет, нет.
1) with the: The kremlin; the Tower of London; the Neva; the Russian federation; the UK; the Houses of Parliament; the British museum; the Thames; the USA
2) остальные без the
1.They called us when they were ready.
2.Mare made a date for Saturday.
3.What did you in the evening?
4.The weather was fine last week.
5.We did not eat anything.
1-d, 2-c, 3-a,4-b. Я так думаю
1) what didn't your partner have at the age of five?
2) непонятно